(1) Check if main code 22 sub code 16 is
logged in the WTEC III TPSS (para 8-5).
(2) If main code 22 sub code 16 is logged,
WTEC III transmission ECU has sensed a
fault with the output speed sensor or its circuit.
Perform Transmission System Troubleshooting
(f24. WTEC III Transmission Pushbutton Shift
Selector (TPSS) Displays Main Code 22 Sub
Change 1 2-1555
Loose or dirty connectors may cause
intermittent loss of power to transmission
ECU and diagnostic codes to be logged.
Ensure that all connectors are clean and tight
before performing troubleshooting. Failure to
comply may result in incorrect test results.